Use register arguments for RestParamAccessStub

src/interface-descriptors.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_CALL_INTERFACE_DESCRIPTOR_H_
 #define V8_CALL_INTERFACE_DESCRIPTOR_H_
 
 #include "src/assembler.h"
 #include "src/macro-assembler.h"
 
@@ skipping 50 matching lines @@
   V(StringCompare)                            \
   V(Keyed)                                    \
   V(Named)                                    \
   V(CallHandler)                              \
   V(ArgumentAdaptor)                          \
   V(ApiFunction)                              \
   V(ApiAccessor)                              \
   V(ApiGetter)                                \
   V(ArgumentsAccessRead)                      \
   V(ArgumentsAccessNew)                       \
+  V(RestParamAccess)                          \
   V(StoreArrayLiteralElement)                 \
   V(LoadGlobalViaContext)                     \
   V(StoreGlobalViaContext)                    \
   V(MathPowTagged)                            \
   V(MathPowInteger)                           \
   V(ContextOnly)                              \
   V(GrowArrayElements)                        \
   V(InterpreterPushArgsAndCall)               \
   V(InterpreterPushArgsAndConstruct)          \
   V(InterpreterCEntry)
@@ skipping 623 matching lines @@
  public:
   DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(ArgumentsAccessNewDescriptor,
                                                CallInterfaceDescriptor)
 
   static const Register function();
   static const Register parameter_count();
   static const Register parameter_pointer();
 };
 
 
+class RestParamAccessDescriptor : public CallInterfaceDescriptor {
+ public:
+  DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(RestParamAccessDescriptor,
+                                               CallInterfaceDescriptor)
+  static const Register parameter_count();
+  static const Register parameter_pointer();
+  static const Register rest_parameter_index();
+  static const Register language_mode();
+};
+
+
 class StoreArrayLiteralElementDescriptor : public CallInterfaceDescriptor {
  public:
   DECLARE_DESCRIPTOR(StoreArrayLiteralElementDescriptor,
                      CallInterfaceDescriptor)
 };
 
 
 class MathPowTaggedDescriptor : public CallInterfaceDescriptor {
  public:
   DECLARE_DESCRIPTOR(MathPowTaggedDescriptor, CallInterfaceDescriptor)
@@ skipping 60 matching lines @@
 }  // namespace v8
 
 
 #if V8_TARGET_ARCH_ARM64
 #include "src/arm64/interface-descriptors-arm64.h"
 #elif V8_TARGET_ARCH_ARM
 #include "src/arm/interface-descriptors-arm.h"
 #endif
 
 #endif  // V8_CALL_INTERFACE_DESCRIPTOR_H_